b206a4062ef727624e032de78576be80ecbc3fea

Add wrappers around CodeMirrorDoc, which supports manipulating the contents in CMs. Add foldcode.js addon. This lays the foundation for handling skips. Change-Id: Ib5df6487b0fcde9bb3395ec64cf84fcf7ff125c1
Description
RETIRED, Gerrit as used by OpenStack